Import Nastran files and create Comps

Altair Forum User
Altair Forum User
Altair Employee
edited October 2020 in Community Q&A

How do I import a Nastran file and have HM automatically create Components (and Properties) based on the text above the entity?

e.g., a Nastran file that looks like:

...

$Part_1

PSHELL ...

$Part_2

PSHELL ...

$Steel

MAT1 ...

This format is typical for other pre-processors. Strange thing is that when I Export from HM and uncheck 'Write HM Comments' - the Nastran file looks like this.

But when I import, no matter what combinations of Create Comps (by HM comments, property, etc.) or Assign Props (by HM comments, On element), it ignores the field above the entity and thus is named with generic terms from the PSHELL, etc. cards.

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Answers

  • Altair Forum User
    Altair Forum User
    Altair Employee
    edited April 2010

    The component organization is by comments, why are you turning them off?

    Are you importing this from another pre-processor?

  • Altair Forum User
    Altair Forum User
    Altair Employee
    edited May 2010

    Yes, this is to import from another pre-processor.

    The reason to turn of the comments is only when I want to export to use on another pre-processor.

    However, we have this issue mostly taken care of, as Altair wrote a TCL script to make the change. Doesn't work for loads and SPCs but it will automatically rename components, properties, and materials based on the convention I specified above.